[ Upstream commit88f04bc3e7] devm_kasprintf and devm_kzalloc return a pointer to dynamically allocated memory which can be NULL upon failure. Fixes:8648aeb5d7("power: supply: add Qualcomm PMI8998 SMB2 Charger driver") Signed-off-by: Kunwu Chan <chentao@kylinos.cn> Link: https://lore.kernel.org/r/20231124075021.1335289-1-chentao@kylinos.cn Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com> Signed-off-by: Sasha Levin <sashal@kernel.org>